67698520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 161416800

約数和(自身を除く): 93718280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 281, 317, 380, 562, 634, 760, 1124, 1268, 1405, 1585, 2248, 2536, 2810, 3170, 5339, 5620, 6023, 6340, 10678, 11240, 12046, 12680, 21356, 24092, 26695, 30115, 42712, 48184, 53390, 60230, 89077, 106780, 120460, 178154, 213560, 240920, 356308, 445385, 712616, 890770, 1692463, 1781540, 3384926, 3563080, 6769852, 8462315, 13539704, 16924630, 33849260, 67698520]

約数ペア:

[(1, 67698520), (2, 33849260), (4, 16924630), (5, 13539704), (8, 8462315), (10, 6769852), (19, 3563080), (20, 3384926), (38, 1781540), (40, 1692463), (76, 890770), (95, 712616), (152, 445385), (190, 356308), (281, 240920), (317, 213560), (380, 178154), (562, 120460), (634, 106780), (760, 89077), (1124, 60230), (1268, 53390), (1405, 48184), (1585, 42712), (2248, 30115), (2536, 26695), (2810, 24092), (3170, 21356), (5339, 12680), (5620, 12046), (6023, 11240), (6340, 10678)]